MSI MAG A750GL PCIE5 Power Supply Unit vs CORSAIR RM1000x SHIFT
Updated August 2026 — The MSI MAG A750GL offers excellent value with its efficiency and lower price, while the CORSAIR RM1000x SHIFT excels in cable management and accessibility.
The MSI MAG A750GL offers excellent value with its efficiency and lower price, while the CORSAIR RM1000x SHIFT excels in cable management and accessibility.
Why MSI MAG A750GL PCIE5 Power Supply Unit is better
price
MSI MAG A750GL is significantly cheaper at £74.99
efficiency
MSI MAG A750GL has 80 PLUS Gold certification
warranty
MSI MAG A750GL comes with a 7-year limited warranty
Why CORSAIR RM1000x SHIFT is better
cable management
CORSAIR RM1000x SHIFT has innovative side access for cables
build quality
CORSAIR RM1000x SHIFT features a debossed PVC cable kit
noise reduction
CORSAIR RM1000x SHIFT optimizes fan performance for lower noise
Overall score
Specifications
| Spec | MSI MAG A750GL PCIE5 Power Supply Unit | CORSAIR RM1000x SHIFT |
|---|---|---|
| Brand | MSI | Corsair |
| Power Output | 750W | 1000W |
| Modular | Fully | Fully |
| Fan Size | 140mm | 140mm |
| Warranty | 7 years | Not specified |
Dimension comparison
Overview of the MSI MAG A750GL PCIE5 Power Supply Unit and CORSAIR RM1000x SHIFT
The MSI MAG A750GL PCIE5 Power Supply Unit is priced at £74.99, while the CORSAIR RM1000x SHIFT is significantly higher at £164.99. This notable price difference indicates a variance in features and capabilities, catering to different user needs and preferences in the power supply market. Understanding the strengths of each unit can help you decide which one suits your requirements best.
Efficiency and Certification
The MSI MAG A750GL boasts an 80 PLUS Gold certification, achieving up to 90% efficiency. This means that less energy is wasted as heat, making it an excellent choice for high-performance systems that demand significant power, such as those with high-end GPUs and CPUs. In contrast, the CORSAIR RM1000x SHIFT does not specify its efficiency rating, yet it is designed to deliver substantial power efficiently through its innovative features. Users seeking a reliable and energy-efficient PSU may find the MSI MAG A750GL to be the more appealing option.
Modular Design
The MSI MAG A750GL is a fully modular power supply, meaning all cables can be detached, which helps reduce clutter and improves airflow within the case. This design is particularly advantageous for systems with numerous components. The CORSAIR RM1000x SHIFT also features a fully modular design, with smaller Type-5 PSU cables that provide flexibility in cable management. However, the unique side access for modular connections on the CORSAIR model sets it apart, allowing for easier cable management and access. Both units aim to simplify installation and maintenance, but the CORSAIR offers a distinct advantage in accessibility.
GPU Compatibility
For GPU support, the MSI MAG A750GL features a native 16-pin PCIe connector capable of delivering up to 450W to a PCIe 5.0 GPU. This capability makes it highly suitable for modern graphics cards, including those from NVIDIA and AMD. Conversely, the CORSAIR RM1000x SHIFT includes a native 12V-2x6 GPU cable, designed for compatibility with contemporary graphics cards such as the NVIDIA GeForce RTX 50 Series. While both units cater to high-performance GPUs, the MSI MAG A750GL's higher power output may be more beneficial for users with extremely demanding graphics requirements.
Cooling Solutions
Cooling efficiency is critical in power supply units, and both the MSI MAG A750GL and CORSAIR RM1000x SHIFT feature a 140mm fluid dynamic bearing fan. The MSI's fan is specifically designed for reliable cooling performance, supporting its compact 140mm ATX frame. The CORSAIR model utilises a specially calculated fan curve to optimise performance and minimise noise. While both fans aim to deliver effective cooling, the CORSAIR's focus on noise reduction may appeal to users prioritising a quieter system.
Build Quality and Durability
The MSI MAG A750GL is engineered with a full-bridge LLC and includes various protections such as OCP, OVP, OPP, OTP, SCP, and UVP, ensuring robust and reliable output. It also comes with a commendable 7-year limited warranty, underscoring its durability. The CORSAIR RM1000x SHIFT, while not detailing its internal protections, boasts a debossed PVC cable kit that enhances cable management and overall build quality. Both units demonstrate a commitment to durability, but the longer warranty on the MSI may reassure buyers of its longevity.
User Experience and Installation
Installation ease is a key consideration for many users. The MSI MAG A750GL's fully modular design allows for straightforward installation, particularly in compact builds where space is at a premium. The inclusion of flat black cables and a cable bag further enhances the user experience by keeping the interior tidy. Meanwhile, the CORSAIR RM1000x SHIFT's innovative easy-access connection position significantly simplifies cable management, making it even easier to connect and route cables during installation. Users who value a hassle-free setup may prefer the CORSAIR's design.
Which should you buy?
Ultimately, the decision between the MSI MAG A750GL PCIE5 Power Supply Unit and the CORSAIR RM1000x SHIFT hinges on your specific needs and budget. If you are looking for an efficient, powerful, and cost-effective solution, the MSI MAG A750GL at £74.99 offers excellent value with its 80 PLUS Gold certification and robust GPU support. On the other hand, if accessibility and advanced cable management are priorities for you, and you are willing to invest more, the CORSAIR RM1000x SHIFT at £164.99 presents innovative features that may justify its higher price. Consider your system requirements, performance expectations, and budget to make the best choice for your needs.
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